A kernel security update has been released for Fedora 33.

SECURITY: Fedora 33 Update: kernel-5.14.17-101.fc33

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Fedora Update Notification
FEDORA-2021-8364530ebf
2021-11-14 03:49:32.960908
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Name : kernel
Product : Fedora 33
Version : 5.14.17
Release : 101.fc33
URL :   https://www.kernel.org/
Summary : The Linux kernel
Description :
The kernel meta package

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Update Information:

The 5.14.17 stable kernel update contains a number of important fixes across the
tree.
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ChangeLog:

* Mon Nov 8 2021 Justin M. Forbes [5.14.17-1]
- btrfs: fix memory ordering between normal and ordered work functions (Nikolay Borisov)
- Turn on COMMON_CLK_AXG_AUDIO for Fedora rhbz 2020481 (Justin M. Forbes)
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References:

[ 1 ] Bug #1951739 - CVE-2021-42739 kernel: Heap buffer overflow in firedtv driver
  https://bugzilla.redhat.com/show_bug.cgi?id=1951739
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-8364530ebf' at the command
line. For more information, refer to the dnf documentation available at
  http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys